jBPM (Java Business Process Management) is a powerful open-source workflow and business process management platform written in Java. It allows you to model, execute, and monitor business processes, making it a valuable tool for developing and automating business applications. In this tutorial, we'll cover the basics of jBPM integration with Java step by step.…
Introduction In Spring Framework, dependency injection is a key concept for achieving loose coupling and promoting maintainability and testability in your applications. To wire dependencies, Spring provides several annotations, including @Autowired, @Resource, and @Inject. In this tutorial, we'll explore each of these annotations, their differences, and when to use them. 1. @Autowired: The @Autowired…
When it comes to Java development, speed and efficiency are paramount. This is where Spring Boot Dev Tools comes into play, offering a set of handy utilities designed to enhance your development experience. Whether you're a seasoned developer or just starting with Spring Boot, these tools can significantly boost your productivity. In this article,…
In this tutorial, we'll explore how to build a web application using Node.js and Nest.js. Node.js is a JavaScript runtime built on Chrome's V8 JavaScript engine, which allows you to build scalable and efficient server-side applications. Nest.js is a progressive Node.js framework for building efficient, reliable, and scalable server-side applications. Prerequisites Before we get…
Java Naming and Directory Interface (JNDI) is an API in Java that provides naming and directory functionality to applications written in Java. It allows Java applications to look up objects or resources using a name, which may be associated with various naming or directory services, such as LDAP, DNS, or even local files. In…
Introduction NumPy is a powerful library in Python used for numerical computing. It provides support for large, multi-dimensional arrays and matrices, along with a collection of mathematical functions to operate on these arrays. In this tutorial, we'll cover the basics of NumPy, including installation, creating arrays, basic operations, indexing, slicing, and some common functions.…
Introduction In this tutorial, we'll explore how to generate PDF documents dynamically in Node.js using PDFKit. PDFKit is a popular library that allows you to create and manipulate PDF documents easily. By the end of this tutorial, you'll be able to create custom PDFs with text, images, tables, and more. Prerequisites Before we get…
Introduction In the Spring Framework, @Controller and @RestController are two important annotations used for building web applications. These annotations are used to define classes that handle HTTP requests, but they have different purposes and behaviors. In this tutorial, we'll explore these annotations, their differences, and provide examples of how to use them. 1. @Controller…
Introduction In modern software development, documenting your RESTful APIs is crucial for ensuring clear communication among team members, simplifying integration for consumers, and promoting API adoption. OpenAPI Specification (OAS), formerly known as Swagger Specification, provides a powerful way to describe, document, and consume RESTful APIs. In this tutorial, we'll focus on documenting a Spring…
Introduction Real-time web applications enable seamless communication between clients and servers, allowing for instant updates and interactions. Socket.IO is a popular library for building real-time web applications in Node.js. In this tutorial, we'll learn how to create a simple chat application using Node.js and Socket.IO. Prerequisites Before we begin, make sure you have Node.js…